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authorRalf Baechle <ralf@linux-mips.org>2006-11-06 19:05:08 +0100
committerRalf Baechle <ralf@linux-mips.org>2006-11-06 21:55:38 +0100
commit4e5852f31a22094a19bbc305e42651b6c92f3008 (patch)
tree6d22fc88286e7abf68a99de81ce1755eaaac3ea8 /arch/mips/pci
parent[MIPS] Make irq number allocator generally available for fixing EV64120. (diff)
downloadlinux-4e5852f31a22094a19bbc305e42651b6c92f3008.tar.xz
linux-4e5852f31a22094a19bbc305e42651b6c92f3008.zip
[MIPS] EV64120: Fix PCI interrupt allocation.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/pci')
-rw-r--r--arch/mips/pci/Makefile2
-rw-r--r--arch/mips/pci/fixup-ev64120.c34
-rw-r--r--arch/mips/pci/pci-ev64120.c21
3 files changed, 22 insertions, 35 deletions
diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile
index 3cf0dd4ba548..70cb55b89df6 100644
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -26,7 +26,7 @@ obj-$(CONFIG_DDB5477) += fixup-ddb5477.o pci-ddb5477.o ops-ddb5477.o
obj-$(CONFIG_LASAT) += pci-lasat.o
obj-$(CONFIG_MIPS_ATLAS) += fixup-atlas.o
obj-$(CONFIG_MIPS_COBALT) += fixup-cobalt.o
-obj-$(CONFIG_MIPS_EV64120) += fixup-ev64120.o
+obj-$(CONFIG_MIPS_EV64120) += pci-ev64120.o
obj-$(CONFIG_SOC_AU1500) += fixup-au1000.o ops-au1000.o
obj-$(CONFIG_SOC_AU1550) += fixup-au1000.o ops-au1000.o
obj-$(CONFIG_SOC_PNX8550) += fixup-pnx8550.o ops-pnx8550.o
diff --git a/arch/mips/pci/fixup-ev64120.c b/arch/mips/pci/fixup-ev64120.c
deleted file mode 100644
index 8dbb90d63f0a..000000000000
--- a/arch/mips/pci/fixup-ev64120.c
+++ /dev/null
@@ -1,34 +0,0 @@
-#include <linux/pci.h>
-#include <linux/init.h>
-
-int pci_range_ck(unsigned char bus, unsigned char dev)
-{
- if (((bus == 0) || (bus == 1)) && (dev >= 6) && (dev <= 8))
- return 0;
-
- return -1;
-}
-
-/*
- * After detecting all agents over the PCI , this function is called
- * in order to give an interrupt number for each PCI device starting
- * from IRQ 20. It does also enables master for each device.
- */
-void __devinit pcibios_fixup_bus(struct pci_bus *bus)
-{
- unsigned int irq = 20;
- struct pci_bus *current_bus = bus;
- struct pci_dev *dev;
- struct list_head *devices_link;
-
- list_for_each(devices_link, &(current_bus->devices)) {
- dev = pci_dev_b(devices_link);
- if (dev != NULL) {
- dev->irq = irq++;
-
- /* Assign an interrupt number for the device */
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
- pcibios_set_master(dev);
- }
- }
-}
diff --git a/arch/mips/pci/pci-ev64120.c b/arch/mips/pci/pci-ev64120.c
new file mode 100644
index 000000000000..9cd859ef1842
--- /dev/null
+++ b/arch/mips/pci/pci-ev64120.c
@@ -0,0 +1,21 @@
+#include <linux/pci.h>
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ int irq;
+
+ if (!pin)
+ return 0;
+
+ irq = allocate_irqno();
+ if (irq < 0)
+ return 0;
+
+ return irq;
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}